GENERAC® TRANSFER SWITCHES
RTS Automatic Transfer Switch
600 - 800 Amps, 1 and 3-phase
DESCRIPTION
STANDARD FEATURES
Generac 600-800 amp RTS switches are compatible with the full
22-150kW line of liquid-cooled generators. The switches are open
transition and are available in 120/240 1ø, 120/208 3ø, 120/240 3ø,
and 277/480 3ø.
600-800 amp RTS transfer switches are housed in a rugged steel
NEMA/UL Type 3R enclosure, with electrostatically applied and baked
powder paint. The Heavy Duty Generac Contactor is a UL recognized
device, designed for years of service. The control at the generator
handles all the timing, sensing and exercising functions.
®
RTS 600-800 Amp Transfer Switch
FUNCTIONS
All Timing and sensing functions originate in the generator controller
Utility voltage drop-out.......................................................................................................................................................................................................................<60%
Timer to generator start....................................................................................................................................... 10 second factory set, adjustable between 10-30 seconds
Engine warm up delay.................................................................................................................................................................................................................. 5 seconds
Standby voltage sensor...................................................................................................................................................................................................60% for 5 seconds
Utility voltage pickup..........................................................................................................................................................................................................................>80%
Re-transfer time delay................................................................................................................................................................................................................ 15 seconds
Engine cool-down timer............................................................................................................................................................................................................. 60 seconds
Exerciser ............................................................................................................................................................................................................... 12 minutes every 7 days
The transfer switch can be operated manually without power applied.
SPECIFICATIONS
Amps
600
800
Voltage
120/240, 1ø
120/208, 3ø
120/240, 3ø
277/480, 3ø
120/240, 1ø
120/208, 3ø
120/240, 3ø
277/480, 3ø
Open Transition
Open Transition
NEMA 3R
NEMA 3R
42,000
65,000
Load Transition Type
(Automatic)
Enclosure Type
Withstand Rating (Amps)
Lug Range
1/0 - 500 MCM
Height
External Dimensions
4/0 - 500 MCM
Width
H1
H2
W1
W2
120/240, 1ø
61.4
66
30
36
120/208, 3ø
61.4
66
30
120/240, 3ø
61.4
66
277/480, 3ø
61.4
66
Unit Weight (lbs.)
Depth
Height
Width
Depth
H1
H2
W1
W2
21
61.4
66
30
36
21
36
21
61.4
66
30
36
21
30
36
21
61.4
66
30
36
21
30
36
21
61.4
66
30
36
21
439
469
W2
TRANSFER SWITCH FEATURES
W1
• Electrically operated, mechanically-held contacts for fast, positive connections.
• Rated for all classes of load, 100% equipment rated, both inductive and resistive.
• 160 millisecond transfer time.
• Dual coil design.
• Main contacts are silver plated or silver alloy to resist welding and sticking.
H2
H1
• NEMA 3R (indoor/outdoor rated) rugged steel enclosure is standard.
• Limited Two Year Warranty.
DEPTH
®
Generac Power Systems, Inc. • S45 W29290 HWY. 59, Waukesha, WI 53189 • generac.com
©2011 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice. Bulletin 0190980SBY-B / Printed in U.S.A. 01/13/11